| Équations équilibrées la veille | Équations équilibrées le lendemain |
CuCl2 + Sr(NO3)2 = Cu(NO3)2 + SrCl2
A1 + HC1 = A1C13 + H2(g) =>
2 A1 + 26 HC1 = 2 A1C13 + 13 H2(g)
HNO3 + HCl = H2O + NO + Cl2 =>
2 HNO3 + 6 HCl = 4 H2O + 2 NO + 3 Cl2
MgS(s) + CuCl2(aq) = CuS(s) + MgCl2(aq) =>
MgS(s) + CuCl2(aq) = CuS(s) + MgCl2(aq)
K(CrO4)2 + CO2Br2 = CO2(CrO4)2 + KBr2 =>
K(CrO4)2 + CO2Br2 = CO2(CrO4)2 + KBr2
NaNO2 + NaI + H2SO4 = NO + I2 + NaHSO4 + H2O =>
2 NaNO2 + 2 NaI + 4 H2SO4 = 2 NO + I2 + 4 NaHSO4 + 2 H2O
H{+} + H2PO4{-} = H3PO4 =>
H{+} + H2PO4{-} = H3PO4
FeSO4 + KMnO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + K2SO4 + H2O =>
10 FeSO4 + 2 KMnO4 + 8 H2SO4 = 5 Fe2(SO4)3 + 2 MnSO4 + K2SO4 + 8 H2O
K3[Fe(CN)6] + Cr3(SO4)2 + KOH = K2CrO7 + K4[Fe(CN)6] + K2SO4 + H2O =>
32 K3[Fe(CN)6] + Cr3(SO4)2 + 42 KOH = 3 K2CrO7 + 32 K4[Fe(CN)6] + 2 K2SO4 + 21 H2O
Ca2 + Cl = CaCl =>
Ca2 + 2 Cl = 2 CaCl
OH{-}CH2{-}CH2{-}OH + K = OK{-}CH2{-}CH2{-}OK + H2 =>
2 OH{-}CH2{-}CH2{-}OH + 2 K = 2 OK{-}CH2{-}CH2{-}OK + H2
Cl2 + CrBr3 = Br2 + CrCl3 =>
3 Cl2 + 2 CrBr3 = 3 Br2 + 2 CrCl3
FeO + KMnO4 + H2O = Fe(OH)3 + MnO2 + KOH =>
3 FeO + KMnO4 + 5 H2O = 3 Fe(OH)3 + MnO2 + KOH
CoCl2 + NH4Cl + NH4OH + H2O2 = [CoCl(NH3)5]Cl2 + H2O =>
2 CoCl2 + 2 NH4Cl + 8 NH4OH + H2O2 = 2[CoCl(NH3)5]Cl2 + 10 H2O
Fe(NO3)2(aq) + KOH(aq) = Fe(OH)2 + KNO3 =>
Fe(NO3)2(aq) + 2 KOH(aq) = Fe(OH)2 + 2 KNO3
Sb(s) + O2(g) = Sb2O5(s) =>
4 Sb(s) + 5 O2(g) = 2 Sb2O5(s)
KOH + H3Po4 = K3Po4 + H2O =>
3 KOH + H3Po4 = K3Po4 + 3 H2O
Fe2 + SO4 = Fe2(SO4)3 =>
Fe2 + 3 SO4 = Fe2(SO4)3
Zn + AgNO3 = Ag + (Zn(NO3)2) =>
Zn + 2 AgNO3 = 2 Ag + (Zn(NO3)2)
FeCl3 + KSCN + H2O = (Fe(H2O)5(SCN))Cl2 + KCl =>
FeCl3 + KSCN + 5 H2O = (Fe(H2O)5(SCN))Cl2 + KCl
Mg34 + O107 = Mg34O107 =>
Mg34 + O107 = Mg34O107
MnO4{-} + HSO3{-} + H{+} = Mn{2+} + H2O + SO4{2-} =>
2 MnO4{-} + 5 HSO3{-} + H{+} = 2 Mn{2+} + 3 H2O + 5 SO4{2-}
H2SO4 + ClNa = SO4Na2 + HCl =>
H2SO4 + 2 ClNa = SO4Na2 + 2 HCl
H2SO4 + LiOH = Li2SO4 + H2O = Li2SO4 + H2O =>
H2SO4 + 2 LiOH = Li2SO4 + 2 H2O
Na2S2O3 + I{-} + H2O = IO3{-} + Na{+} + S + OH{-} =>
3 Na2S2O3 + 2 I{-} + 3 H2O = 2 IO3{-} + 6 Na{+} + 6 S + 6 OH{-}
Ca + H2O = CaHO2 + H2 =>
2 Ca + 4 H2O = 2 CaHO2 + 3 H2
OH{-} + CH3CHO + Cu{2+} = CH3COOH + Cu2O + H2O =>
4 OH{-} + CH3CHO + 2 Cu{2+} = CH3COOH + Cu2O + 2 H2O
NaCl + C2H4O2 = C2H3NaO2 + HCl =>
NaCl + C2H4O2 = C2H3NaO2 + HCl
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
Fe(OH)3 + H2Co3 = H2O + Fe2(Co3)3 =>
2 Fe(OH)3 + 3 H2Co3 = 6 H2O + Fe2(Co3)3
NaOH + Na2(CO3) = Na2OH + NaCO3 =>
NaOH + Na2(CO3) = Na2OH + NaCO3
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
CaO + KBr = CaBr2 + K2O =>
CaO + 2 KBr = CaBr2 + K2O
Fe(BrO3)3 + Mg(CN)2 = Fe(CN)3 + Mg(BrO3)2 =>
2 Fe(BrO3)3 + 3 Mg(CN)2 = 2 Fe(CN)3 + 3 Mg(BrO3)2
RbClO3 = Rb + Cl + O =>
RbClO3 = Rb + Cl + 3 O
Al + CO = Al2O3 + C =>
2 Al + 3 CO = Al2O3 + 3 C
Co + Ce2 = CoCe =>
2 Co + Ce2 = 2 CoCe
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb =>
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb
H2O + As2O5 = AsO + H2O5 =>
3 H2O + 4 As2O5 = 8 AsO + 3 H2O5
Cu2Cl3 + Zn = Zn2Cl3 + Cu =>
Cu2Cl3 + 2 Zn = Zn2Cl3 + 2 Cu
C14H10 + SO4{-2} + H2O = HCO3{-} + HS{-} + H{+} =>
4 C14H10 + 33 SO4{-2} + 36 H2O = 56 HCO3{-} + 33 HS{-} + 23 H{+}
P + O2 = P2O3 =>
4 P + 3 O2 = 2 P2O3
HNO3 + NaCO3 = H2(CO3) + Na(NO3)2 =>
2 HNO3 + NaCO3 = H2(CO3) + Na(NO3)2
FeO + O2 = Fe2O3 =>
4 FeO + O2 = 2 Fe2O3
Al{3+} + HO{-} = Al(OH)3 =>
Al{3+} + 3 HO{-} = Al(OH)3
Li2SO3 + NaOH = LiOH + Na2SO3 =>
Li2SO3 + 2 NaOH = 2 LiOH + Na2SO3
CO2 + ZnCl2 = ZnCO2 + Cl2 =>
CO2 + ZnCl2 = ZnCO2 + Cl2
CoCO3 + H2SO4 + H2O = CoSO4*7H2O + CO2 =>
CoCO3 + H2SO4 + 6 H2O = CoSO4*7H2O + CO2
NaHCO3 + C2H4O2 = CO2 + H2O + NaC2H4O2 =>
8 NaHCO3 + 9 C2H4O2 = 10 CO2 + 6 H2O + 8 NaC2H4O2
BeF2 + Na2SO4 = BeSO4 + NaF =>
BeF2 + Na2SO4 = BeSO4 + 2 NaF
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/19/23
Équations équilibrées sur01/18/23
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